Choose or find odd word - Cataract , Hypermetropia , Trachoma , Eczema , Glaucome

D. ECZEMA

Choose or find odd word - Lake , Sea , River , Pool , Pond

C. RIVER

Choose or find odd word - Fish , Scorpion , Crab , Octopus , Crocodile

B. SCORPION

Choose or find odd word - Molar , Canine , Enamel , Incisors

C. ENAMEL

Choose or find odd word - Thiamine , Niacin , Trypsin , Riboflavin , Ascorbic acid

C. TRYPSIN